./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/no-data-race.prp --file ../../../trunk/examples/svcomp/weaver/unroll-cond-5.wvr.c --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations TOGETHER --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version b8dbc81d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/weaver/unroll-cond-5.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b2b2bb654bf56c4e17e833d277e8505998c0901a0fe529242a0e0db923034741 --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations TOGETHER --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-29 19:17:41,507 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 19:17:41,510 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 19:17:41,552 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 19:17:41,553 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 19:17:41,555 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 19:17:41,557 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 19:17:41,560 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 19:17:41,562 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 19:17:41,566 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 19:17:41,567 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 19:17:41,569 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 19:17:41,570 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 19:17:41,571 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 19:17:41,572 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 19:17:41,577 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 19:17:41,578 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 19:17:41,579 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 19:17:41,580 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 19:17:41,585 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 19:17:41,586 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 19:17:41,587 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 19:17:41,587 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 19:17:41,588 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 19:17:41,594 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 19:17:41,594 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 19:17:41,594 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 19:17:41,596 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 19:17:41,596 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 19:17:41,597 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 19:17:41,597 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 19:17:41,599 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 19:17:41,600 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 19:17:41,601 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 19:17:41,602 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 19:17:41,602 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 19:17:41,602 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 19:17:41,602 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 19:17:41,603 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 19:17:41,603 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 19:17:41,604 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 19:17:41,612 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-08-29 19:17:41,647 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 19:17:41,647 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 19:17:41,648 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 19:17:41,648 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 19:17:41,649 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 19:17:41,649 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 19:17:41,650 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 19:17:41,650 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 19:17:41,650 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 19:17:41,650 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 19:17:41,651 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 19:17:41,651 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 19:17:41,652 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 19:17:41,652 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 19:17:41,652 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 19:17:41,652 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-29 19:17:41,652 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 19:17:41,653 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-29 19:17:41,653 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-08-29 19:17:41,653 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 19:17:41,653 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-29 19:17:41,653 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 19:17:41,653 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-29 19:17:41,654 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 19:17:41,654 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 19:17:41,654 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 19:17:41,654 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 19:17:41,655 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 19:17:41,655 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 19:17:41,655 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-29 19:17:41,655 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 19:17:41,655 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 19:17:41,656 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 19:17:41,656 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-29 19:17:41,656 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 19:17:41,656 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 19:17:41,656 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 19:17:41,657 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b2b2bb654bf56c4e17e833d277e8505998c0901a0fe529242a0e0db923034741 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> TOGETHER [2023-08-29 19:17:41,931 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 19:17:41,954 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 19:17:41,956 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 19:17:41,957 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 19:17:41,958 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 19:17:41,959 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/unroll-cond-5.wvr.c [2023-08-29 19:17:43,153 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 19:17:43,330 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 19:17:43,331 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/unroll-cond-5.wvr.c [2023-08-29 19:17:43,336 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d28537fb3/fd2f45f9f74548228673894e99516f67/FLAG178ec81a8 [2023-08-29 19:17:43,350 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d28537fb3/fd2f45f9f74548228673894e99516f67 [2023-08-29 19:17:43,352 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 19:17:43,353 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 19:17:43,354 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 19:17:43,354 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 19:17:43,358 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 19:17:43,359 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 07:17:43" (1/1) ... [2023-08-29 19:17:43,360 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f56dac5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:17:43, skipping insertion in model container [2023-08-29 19:17:43,360 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 07:17:43" (1/1) ... [2023-08-29 19:17:43,366 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 19:17:43,393 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 19:17:43,548 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/unroll-cond-5.wvr.c[2975,2988] [2023-08-29 19:17:43,553 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 19:17:43,561 INFO L203 MainTranslator]: Completed pre-run [2023-08-29 19:17:43,621 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/unroll-cond-5.wvr.c[2975,2988] [2023-08-29 19:17:43,628 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-29 19:17:43,647 INFO L208 MainTranslator]: Completed translation [2023-08-29 19:17:43,651 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:17:43 WrapperNode [2023-08-29 19:17:43,651 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-29 19:17:43,652 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-29 19:17:43,652 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-29 19:17:43,653 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-29 19:17:43,659 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:17:43" (1/1) ... [2023-08-29 19:17:43,681 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:17:43" (1/1) ... [2023-08-29 19:17:43,729 INFO L138 Inliner]: procedures = 24, calls = 45, calls flagged for inlining = 17, calls inlined = 17, statements flattened = 486 [2023-08-29 19:17:43,730 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-29 19:17:43,730 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-29 19:17:43,730 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-29 19:17:43,730 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-29 19:17:43,738 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:17:43" (1/1) ... [2023-08-29 19:17:43,738 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:17:43" (1/1) ... [2023-08-29 19:17:43,742 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:17:43" (1/1) ... [2023-08-29 19:17:43,742 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:17:43" (1/1) ... [2023-08-29 19:17:43,760 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:17:43" (1/1) ... [2023-08-29 19:17:43,764 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:17:43" (1/1) ... [2023-08-29 19:17:43,766 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:17:43" (1/1) ... [2023-08-29 19:17:43,768 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:17:43" (1/1) ... [2023-08-29 19:17:43,772 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-29 19:17:43,782 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-29 19:17:43,782 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-29 19:17:43,782 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-29 19:17:43,783 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:17:43" (1/1) ... [2023-08-29 19:17:43,796 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 19:17:43,807 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-29 19:17:43,826 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-29 19:17:43,847 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-29 19:17:43,864 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-29 19:17:43,864 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-29 19:17:43,864 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-29 19:17:43,865 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-29 19:17:43,865 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-29 19:17:43,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-29 19:17:43,865 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-29 19:17:43,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-29 19:17:43,866 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-08-29 19:17:43,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-29 19:17:43,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-29 19:17:43,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-29 19:17:43,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-29 19:17:43,868 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-29 19:17:44,019 INFO L236 CfgBuilder]: Building ICFG [2023-08-29 19:17:44,021 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-29 19:17:44,665 INFO L277 CfgBuilder]: Performing block encoding [2023-08-29 19:17:44,680 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-29 19:17:44,681 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-08-29 19:17:44,687 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 07:17:44 BoogieIcfgContainer [2023-08-29 19:17:44,687 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-29 19:17:44,689 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-29 19:17:44,689 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-29 19:17:44,691 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-29 19:17:44,691 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 07:17:43" (1/3) ... [2023-08-29 19:17:44,692 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b681dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 07:17:44, skipping insertion in model container [2023-08-29 19:17:44,693 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:17:43" (2/3) ... [2023-08-29 19:17:44,693 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b681dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 07:17:44, skipping insertion in model container [2023-08-29 19:17:44,693 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 07:17:44" (3/3) ... [2023-08-29 19:17:44,694 INFO L112 eAbstractionObserver]: Analyzing ICFG unroll-cond-5.wvr.c [2023-08-29 19:17:44,701 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-29 19:17:44,709 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-29 19:17:44,709 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 86 error locations. [2023-08-29 19:17:44,709 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-29 19:17:44,878 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-08-29 19:17:44,915 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 586 places, 613 transitions, 1242 flow [2023-08-29 19:17:45,113 INFO L130 PetriNetUnfolder]: 34/611 cut-off events. [2023-08-29 19:17:45,114 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2023-08-29 19:17:45,128 INFO L83 FinitePrefix]: Finished finitePrefix Result has 620 conditions, 611 events. 34/611 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 1821 event pairs, 0 based on Foata normal form. 0/491 useless extension candidates. Maximal degree in co-relation 487. Up to 2 conditions per place. [2023-08-29 19:17:45,129 INFO L82 GeneralOperation]: Start removeDead. Operand has 586 places, 613 transitions, 1242 flow [2023-08-29 19:17:45,153 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 570 places, 596 transitions, 1204 flow [2023-08-29 19:17:45,157 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-29 19:17:45,165 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 570 places, 596 transitions, 1204 flow [2023-08-29 19:17:45,168 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 570 places, 596 transitions, 1204 flow [2023-08-29 19:17:45,168 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 570 places, 596 transitions, 1204 flow [2023-08-29 19:17:45,263 INFO L130 PetriNetUnfolder]: 33/596 cut-off events. [2023-08-29 19:17:45,264 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2023-08-29 19:17:45,268 INFO L83 FinitePrefix]: Finished finitePrefix Result has 605 conditions, 596 events. 33/596 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 1795 event pairs, 0 based on Foata normal form. 0/478 useless extension candidates. Maximal degree in co-relation 487. Up to 2 conditions per place. [2023-08-29 19:17:45,291 INFO L119 LiptonReduction]: Number of co-enabled transitions 59800 [2023-08-29 19:17:54,746 INFO L134 LiptonReduction]: Checked pairs total: 240724 [2023-08-29 19:17:54,746 INFO L136 LiptonReduction]: Total number of compositions: 599 [2023-08-29 19:17:54,758 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-08-29 19:17:54,764 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@724376c8, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-08-29 19:17:54,764 INFO L358 AbstractCegarLoop]: Starting to check reachability of 164 error locations. [2023-08-29 19:17:54,765 INFO L130 PetriNetUnfolder]: 0/0 cut-off events. [2023-08-29 19:17:54,765 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2023-08-29 19:17:54,765 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:17:54,766 INFO L208 CegarLoopForPetriNet]: trace histogram [1] [2023-08-29 19:17:54,766 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 160 more)] === [2023-08-29 19:17:54,770 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:17:54,770 INFO L85 PathProgramCache]: Analyzing trace with hash 2457, now seen corresponding path program 1 times [2023-08-29 19:17:54,778 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:17:54,778 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [166678858] [2023-08-29 19:17:54,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:17:54,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:17:54,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:17:54,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 19:17:54,844 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:17:54,844 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [166678858] [2023-08-29 19:17:54,844 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [166678858] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:17:54,845 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:17:54,845 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2023-08-29 19:17:54,846 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [135743159] [2023-08-29 19:17:54,846 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:17:54,852 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-08-29 19:17:54,856 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:17:54,886 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-08-29 19:17:54,886 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-08-29 19:17:54,892 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 591 out of 1212 [2023-08-29 19:17:54,905 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 218 places, 230 transitions, 472 flow. Second operand has 2 states, 2 states have (on average 591.5) internal successors, (1183), 2 states have internal predecessors, (1183), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:17:54,906 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:17:54,906 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 591 of 1212 [2023-08-29 19:17:54,907 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:17:55,547 INFO L130 PetriNetUnfolder]: 1895/4593 cut-off events. [2023-08-29 19:17:55,548 INFO L131 PetriNetUnfolder]: For 191/191 co-relation queries the response was YES. [2023-08-29 19:17:55,554 INFO L83 FinitePrefix]: Finished finitePrefix Result has 7686 conditions, 4593 events. 1895/4593 cut-off events. For 191/191 co-relation queries the response was YES. Maximal size of possible extension queue 181. Compared 35756 event pairs, 1454 based on Foata normal form. 692/4755 useless extension candidates. Maximal degree in co-relation 6827. Up to 3010 conditions per place. [2023-08-29 19:17:55,573 INFO L137 encePairwiseOnDemand]: 1156/1212 looper letters, 84 selfloop transitions, 0 changer transitions 1/174 dead transitions. [2023-08-29 19:17:55,574 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 171 places, 174 transitions, 530 flow [2023-08-29 19:17:55,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-08-29 19:17:55,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2023-08-29 19:17:55,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 1323 transitions. [2023-08-29 19:17:55,592 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5457920792079208 [2023-08-29 19:17:55,593 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 1323 transitions. [2023-08-29 19:17:55,594 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 1323 transitions. [2023-08-29 19:17:55,598 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:17:55,600 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 1323 transitions. [2023-08-29 19:17:55,606 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 661.5) internal successors, (1323), 2 states have internal predecessors, (1323), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:17:55,615 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 1212.0) internal successors, (3636), 3 states have internal predecessors, (3636), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:17:55,617 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 1212.0) internal successors, (3636), 3 states have internal predecessors, (3636), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:17:55,618 INFO L175 Difference]: Start difference. First operand has 218 places, 230 transitions, 472 flow. Second operand 2 states and 1323 transitions. [2023-08-29 19:17:55,619 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 171 places, 174 transitions, 530 flow [2023-08-29 19:17:55,625 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 167 places, 174 transitions, 522 flow, removed 0 selfloop flow, removed 4 redundant places. [2023-08-29 19:17:55,631 INFO L231 Difference]: Finished difference. Result has 167 places, 173 transitions, 349 flow [2023-08-29 19:17:55,633 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1212, PETRI_DIFFERENCE_MINUEND_FLOW=352, PETRI_DIFFERENCE_MINUEND_PLACES=166, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=174, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=174, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=349, PETRI_PLACES=167, PETRI_TRANSITIONS=173} [2023-08-29 19:17:55,639 INFO L281 CegarLoopForPetriNet]: 218 programPoint places, -51 predicate places. [2023-08-29 19:17:55,639 INFO L495 AbstractCegarLoop]: Abstraction has has 167 places, 173 transitions, 349 flow [2023-08-29 19:17:55,640 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 591.5) internal successors, (1183), 2 states have internal predecessors, (1183), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:17:55,640 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:17:55,641 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1] [2023-08-29 19:17:55,642 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-08-29 19:17:55,643 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thread1Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 160 more)] === [2023-08-29 19:17:55,646 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:17:55,647 INFO L85 PathProgramCache]: Analyzing trace with hash -115704186, now seen corresponding path program 1 times [2023-08-29 19:17:55,647 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:17:55,647 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1616505821] [2023-08-29 19:17:55,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:17:55,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:17:55,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:17:55,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 19:17:55,786 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:17:55,787 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1616505821] [2023-08-29 19:17:55,791 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1616505821] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:17:55,791 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:17:55,791 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-29 19:17:55,791 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [204706715] [2023-08-29 19:17:55,791 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:17:55,792 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-29 19:17:55,793 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:17:55,793 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-29 19:17:55,794 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-29 19:17:55,819 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 572 out of 1212 [2023-08-29 19:17:55,821 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 167 places, 173 transitions, 349 flow. Second operand has 3 states, 3 states have (on average 573.6666666666666) internal successors, (1721), 3 states have internal predecessors, (1721), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:17:55,821 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:17:55,821 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 572 of 1212 [2023-08-29 19:17:55,822 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:17:56,382 INFO L130 PetriNetUnfolder]: 2094/4893 cut-off events. [2023-08-29 19:17:56,383 INFO L131 PetriNetUnfolder]: For 66/78 co-relation queries the response was YES. [2023-08-29 19:17:56,390 INFO L83 FinitePrefix]: Finished finitePrefix Result has 8340 conditions, 4893 events. 2094/4893 cut-off events. For 66/78 co-relation queries the response was YES. Maximal size of possible extension queue 185. Compared 36769 event pairs, 1040 based on Foata normal form. 1/4499 useless extension candidates. Maximal degree in co-relation 8337. Up to 3427 conditions per place. [2023-08-29 19:17:56,411 INFO L137 encePairwiseOnDemand]: 1204/1212 looper letters, 93 selfloop transitions, 2 changer transitions 0/172 dead transitions. [2023-08-29 19:17:56,411 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 162 places, 172 transitions, 538 flow [2023-08-29 19:17:56,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-29 19:17:56,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-29 19:17:56,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1817 transitions. [2023-08-29 19:17:56,416 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.49972497249724973 [2023-08-29 19:17:56,417 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1817 transitions. [2023-08-29 19:17:56,417 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1817 transitions. [2023-08-29 19:17:56,418 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:17:56,418 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1817 transitions. [2023-08-29 19:17:56,422 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 605.6666666666666) internal successors, (1817), 3 states have internal predecessors, (1817), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:17:56,428 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1212.0) internal successors, (4848), 4 states have internal predecessors, (4848), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:17:56,431 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1212.0) internal successors, (4848), 4 states have internal predecessors, (4848), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:17:56,431 INFO L175 Difference]: Start difference. First operand has 167 places, 173 transitions, 349 flow. Second operand 3 states and 1817 transitions. [2023-08-29 19:17:56,431 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 162 places, 172 transitions, 538 flow [2023-08-29 19:17:56,433 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 162 places, 172 transitions, 538 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-29 19:17:56,436 INFO L231 Difference]: Finished difference. Result has 163 places, 169 transitions, 351 flow [2023-08-29 19:17:56,436 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1212, PETRI_DIFFERENCE_MINUEND_FLOW=337, PETRI_DIFFERENCE_MINUEND_PLACES=160, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=167, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=165, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=351, PETRI_PLACES=163, PETRI_TRANSITIONS=169} [2023-08-29 19:17:56,437 INFO L281 CegarLoopForPetriNet]: 218 programPoint places, -55 predicate places. [2023-08-29 19:17:56,438 INFO L495 AbstractCegarLoop]: Abstraction has has 163 places, 169 transitions, 351 flow [2023-08-29 19:17:56,439 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 573.6666666666666) internal successors, (1721), 3 states have internal predecessors, (1721), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:17:56,439 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:17:56,439 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 19:17:56,439 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-08-29 19:17:56,439 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thread1Err3ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 160 more)] === [2023-08-29 19:17:56,442 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:17:56,442 INFO L85 PathProgramCache]: Analyzing trace with hash 478400775, now seen corresponding path program 1 times [2023-08-29 19:17:56,442 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:17:56,443 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1318422031] [2023-08-29 19:17:56,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:17:56,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:17:56,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:17:56,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 19:17:56,563 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:17:56,563 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1318422031] [2023-08-29 19:17:56,563 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1318422031] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:17:56,563 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:17:56,563 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-29 19:17:56,564 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [901071933] [2023-08-29 19:17:56,564 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:17:56,564 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-29 19:17:56,564 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:17:56,565 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-29 19:17:56,565 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-29 19:17:56,601 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 554 out of 1212 [2023-08-29 19:17:56,603 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 163 places, 169 transitions, 351 flow. Second operand has 3 states, 3 states have (on average 556.0) internal successors, (1668), 3 states have internal predecessors, (1668), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:17:56,604 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:17:56,604 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 554 of 1212 [2023-08-29 19:17:56,604 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:17:57,049 INFO L130 PetriNetUnfolder]: 1775/4453 cut-off events. [2023-08-29 19:17:57,049 INFO L131 PetriNetUnfolder]: For 61/61 co-relation queries the response was YES. [2023-08-29 19:17:57,086 INFO L83 FinitePrefix]: Finished finitePrefix Result has 7502 conditions, 4453 events. 1775/4453 cut-off events. For 61/61 co-relation queries the response was YES. Maximal size of possible extension queue 167. Compared 33948 event pairs, 1517 based on Foata normal form. 0/4042 useless extension candidates. Maximal degree in co-relation 7498. Up to 2971 conditions per place. [2023-08-29 19:17:57,103 INFO L137 encePairwiseOnDemand]: 1201/1212 looper letters, 83 selfloop transitions, 1 changer transitions 0/159 dead transitions. [2023-08-29 19:17:57,103 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 155 places, 159 transitions, 499 flow [2023-08-29 19:17:57,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-29 19:17:57,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-29 19:17:57,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1756 transitions. [2023-08-29 19:17:57,108 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4829482948294829 [2023-08-29 19:17:57,108 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1756 transitions. [2023-08-29 19:17:57,108 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1756 transitions. [2023-08-29 19:17:57,109 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:17:57,109 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1756 transitions. [2023-08-29 19:17:57,113 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 585.3333333333334) internal successors, (1756), 3 states have internal predecessors, (1756), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:17:57,119 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1212.0) internal successors, (4848), 4 states have internal predecessors, (4848), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:17:57,121 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1212.0) internal successors, (4848), 4 states have internal predecessors, (4848), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:17:57,121 INFO L175 Difference]: Start difference. First operand has 163 places, 169 transitions, 351 flow. Second operand 3 states and 1756 transitions. [2023-08-29 19:17:57,121 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 155 places, 159 transitions, 499 flow [2023-08-29 19:17:57,123 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 155 places, 159 transitions, 499 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-29 19:17:57,125 INFO L231 Difference]: Finished difference. Result has 155 places, 159 transitions, 333 flow [2023-08-29 19:17:57,125 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1212, PETRI_DIFFERENCE_MINUEND_FLOW=331, PETRI_DIFFERENCE_MINUEND_PLACES=153, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=159, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=158, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=333, PETRI_PLACES=155, PETRI_TRANSITIONS=159} [2023-08-29 19:17:57,126 INFO L281 CegarLoopForPetriNet]: 218 programPoint places, -63 predicate places. [2023-08-29 19:17:57,129 INFO L495 AbstractCegarLoop]: Abstraction has has 155 places, 159 transitions, 333 flow [2023-08-29 19:17:57,130 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 556.0) internal successors, (1668), 3 states have internal predecessors, (1668), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:17:57,130 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:17:57,131 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 19:17:57,131 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-08-29 19:17:57,131 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thread2Err4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 160 more)] === [2023-08-29 19:17:57,131 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:17:57,131 INFO L85 PathProgramCache]: Analyzing trace with hash -1498439781, now seen corresponding path program 1 times [2023-08-29 19:17:57,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:17:57,132 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1352143809] [2023-08-29 19:17:57,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:17:57,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:17:57,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:17:57,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 19:17:57,229 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:17:57,229 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1352143809] [2023-08-29 19:17:57,229 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1352143809] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:17:57,230 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:17:57,230 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-29 19:17:57,230 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [210180770] [2023-08-29 19:17:57,230 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:17:57,231 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-29 19:17:57,231 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:17:57,232 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-29 19:17:57,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-29 19:17:57,363 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 581 out of 1212 [2023-08-29 19:17:57,366 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 155 places, 159 transitions, 333 flow. Second operand has 3 states, 3 states have (on average 583.3333333333334) internal successors, (1750), 3 states have internal predecessors, (1750), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:17:57,366 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:17:57,366 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 581 of 1212 [2023-08-29 19:17:57,366 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:17:58,110 INFO L130 PetriNetUnfolder]: 2667/6537 cut-off events. [2023-08-29 19:17:58,111 INFO L131 PetriNetUnfolder]: For 95/95 co-relation queries the response was YES. [2023-08-29 19:17:58,123 INFO L83 FinitePrefix]: Finished finitePrefix Result has 11146 conditions, 6537 events. 2667/6537 cut-off events. For 95/95 co-relation queries the response was YES. Maximal size of possible extension queue 202. Compared 51310 event pairs, 847 based on Foata normal form. 0/6063 useless extension candidates. Maximal degree in co-relation 11141. Up to 2986 conditions per place. [2023-08-29 19:17:58,150 INFO L137 encePairwiseOnDemand]: 1202/1212 looper letters, 126 selfloop transitions, 6 changer transitions 0/207 dead transitions. [2023-08-29 19:17:58,150 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 157 places, 207 transitions, 694 flow [2023-08-29 19:17:58,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-29 19:17:58,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-29 19:17:58,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1879 transitions. [2023-08-29 19:17:58,155 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5167766776677668 [2023-08-29 19:17:58,157 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1879 transitions. [2023-08-29 19:17:58,157 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1879 transitions. [2023-08-29 19:17:58,158 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:17:58,158 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1879 transitions. [2023-08-29 19:17:58,162 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 626.3333333333334) internal successors, (1879), 3 states have internal predecessors, (1879), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:17:58,168 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1212.0) internal successors, (4848), 4 states have internal predecessors, (4848), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:17:58,170 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1212.0) internal successors, (4848), 4 states have internal predecessors, (4848), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:17:58,170 INFO L175 Difference]: Start difference. First operand has 155 places, 159 transitions, 333 flow. Second operand 3 states and 1879 transitions. [2023-08-29 19:17:58,170 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 157 places, 207 transitions, 694 flow [2023-08-29 19:17:58,172 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 156 places, 207 transitions, 693 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-08-29 19:17:58,175 INFO L231 Difference]: Finished difference. Result has 157 places, 164 transitions, 378 flow [2023-08-29 19:17:58,175 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1212, PETRI_DIFFERENCE_MINUEND_FLOW=332, PETRI_DIFFERENCE_MINUEND_PLACES=154, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=159, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=153, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=378, PETRI_PLACES=157, PETRI_TRANSITIONS=164} [2023-08-29 19:17:58,176 INFO L281 CegarLoopForPetriNet]: 218 programPoint places, -61 predicate places. [2023-08-29 19:17:58,177 INFO L495 AbstractCegarLoop]: Abstraction has has 157 places, 164 transitions, 378 flow [2023-08-29 19:17:58,178 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 583.3333333333334) internal successors, (1750), 3 states have internal predecessors, (1750), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:17:58,178 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:17:58,178 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 19:17:58,178 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-08-29 19:17:58,178 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 160 more)] === [2023-08-29 19:17:58,179 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:17:58,179 INFO L85 PathProgramCache]: Analyzing trace with hash -691295823, now seen corresponding path program 1 times [2023-08-29 19:17:58,179 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:17:58,179 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [546876644] [2023-08-29 19:17:58,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:17:58,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:17:58,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:17:58,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-29 19:17:58,329 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:17:58,329 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [546876644] [2023-08-29 19:17:58,329 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [546876644] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:17:58,329 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:17:58,329 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-29 19:17:58,330 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1468937047] [2023-08-29 19:17:58,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:17:58,330 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-29 19:17:58,330 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:17:58,331 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-29 19:17:58,331 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-29 19:17:58,354 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 587 out of 1212 [2023-08-29 19:17:58,356 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 157 places, 164 transitions, 378 flow. Second operand has 3 states, 3 states have (on average 589.0) internal successors, (1767), 3 states have internal predecessors, (1767), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:17:58,356 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:17:58,356 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 587 of 1212 [2023-08-29 19:17:58,356 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:17:58,980 INFO L130 PetriNetUnfolder]: 2667/6543 cut-off events. [2023-08-29 19:17:58,980 INFO L131 PetriNetUnfolder]: For 315/315 co-relation queries the response was YES. [2023-08-29 19:17:58,998 INFO L83 FinitePrefix]: Finished finitePrefix Result has 11535 conditions, 6543 events. 2667/6543 cut-off events. For 315/315 co-relation queries the response was YES. Maximal size of possible extension queue 201. Compared 51417 event pairs, 2372 based on Foata normal form. 0/6148 useless extension candidates. Maximal degree in co-relation 11529. Up to 4537 conditions per place. [2023-08-29 19:17:59,022 INFO L137 encePairwiseOnDemand]: 1209/1212 looper letters, 88 selfloop transitions, 2 changer transitions 0/165 dead transitions. [2023-08-29 19:17:59,022 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 159 places, 165 transitions, 560 flow [2023-08-29 19:17:59,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-29 19:17:59,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-29 19:17:59,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1847 transitions. [2023-08-29 19:17:59,027 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.507975797579758 [2023-08-29 19:17:59,027 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1847 transitions. [2023-08-29 19:17:59,027 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1847 transitions. [2023-08-29 19:17:59,028 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:17:59,028 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1847 transitions. [2023-08-29 19:17:59,032 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 615.6666666666666) internal successors, (1847), 3 states have internal predecessors, (1847), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:17:59,038 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1212.0) internal successors, (4848), 4 states have internal predecessors, (4848), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:17:59,039 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1212.0) internal successors, (4848), 4 states have internal predecessors, (4848), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:17:59,039 INFO L175 Difference]: Start difference. First operand has 157 places, 164 transitions, 378 flow. Second operand 3 states and 1847 transitions. [2023-08-29 19:17:59,039 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 159 places, 165 transitions, 560 flow [2023-08-29 19:17:59,042 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 158 places, 165 transitions, 554 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-08-29 19:17:59,043 INFO L231 Difference]: Finished difference. Result has 159 places, 165 transitions, 384 flow [2023-08-29 19:17:59,044 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1212, PETRI_DIFFERENCE_MINUEND_FLOW=372, PETRI_DIFFERENCE_MINUEND_PLACES=156, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=164, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=162, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=384, PETRI_PLACES=159, PETRI_TRANSITIONS=165} [2023-08-29 19:17:59,044 INFO L281 CegarLoopForPetriNet]: 218 programPoint places, -59 predicate places. [2023-08-29 19:17:59,045 INFO L495 AbstractCegarLoop]: Abstraction has has 159 places, 165 transitions, 384 flow [2023-08-29 19:17:59,045 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 589.0) internal successors, (1767), 3 states have internal predecessors, (1767), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:17:59,046 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:17:59,046 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 19:17:59,046 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-08-29 19:17:59,046 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 160 more)] === [2023-08-29 19:17:59,046 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:17:59,046 INFO L85 PathProgramCache]: Analyzing trace with hash 1500459322, now seen corresponding path program 1 times [2023-08-29 19:17:59,047 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:17:59,047 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1812123265] [2023-08-29 19:17:59,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:17:59,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:17:59,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:17:59,304 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-08-29 19:17:59,304 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:17:59,304 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1812123265] [2023-08-29 19:17:59,304 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1812123265] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:17:59,305 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:17:59,305 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-29 19:17:59,305 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1611168463] [2023-08-29 19:17:59,305 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:17:59,305 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-29 19:17:59,306 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:17:59,306 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-29 19:17:59,306 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-29 19:17:59,790 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 578 out of 1212 [2023-08-29 19:17:59,793 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 159 places, 165 transitions, 384 flow. Second operand has 6 states, 6 states have (on average 579.8333333333334) internal successors, (3479), 6 states have internal predecessors, (3479), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:17:59,793 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:17:59,793 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 578 of 1212 [2023-08-29 19:17:59,793 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:18:01,524 INFO L130 PetriNetUnfolder]: 9137/16408 cut-off events. [2023-08-29 19:18:01,525 INFO L131 PetriNetUnfolder]: For 730/730 co-relation queries the response was YES. [2023-08-29 19:18:01,570 INFO L83 FinitePrefix]: Finished finitePrefix Result has 31694 conditions, 16408 events. 9137/16408 cut-off events. For 730/730 co-relation queries the response was YES. Maximal size of possible extension queue 420. Compared 126877 event pairs, 672 based on Foata normal form. 0/15353 useless extension candidates. Maximal degree in co-relation 31687. Up to 5352 conditions per place. [2023-08-29 19:18:01,637 INFO L137 encePairwiseOnDemand]: 1207/1212 looper letters, 410 selfloop transitions, 4 changer transitions 0/484 dead transitions. [2023-08-29 19:18:01,638 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 163 places, 484 transitions, 1962 flow [2023-08-29 19:18:01,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-29 19:18:01,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-29 19:18:01,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 3857 transitions. [2023-08-29 19:18:01,647 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5303905390539054 [2023-08-29 19:18:01,647 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 3857 transitions. [2023-08-29 19:18:01,647 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 3857 transitions. [2023-08-29 19:18:01,649 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:18:01,649 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 3857 transitions. [2023-08-29 19:18:01,655 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 642.8333333333334) internal successors, (3857), 6 states have internal predecessors, (3857), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:18:01,665 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 1212.0) internal successors, (8484), 7 states have internal predecessors, (8484), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:18:01,666 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 1212.0) internal successors, (8484), 7 states have internal predecessors, (8484), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:18:01,667 INFO L175 Difference]: Start difference. First operand has 159 places, 165 transitions, 384 flow. Second operand 6 states and 3857 transitions. [2023-08-29 19:18:01,667 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 163 places, 484 transitions, 1962 flow [2023-08-29 19:18:01,672 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 162 places, 484 transitions, 1958 flow, removed 1 selfloop flow, removed 1 redundant places. [2023-08-29 19:18:01,677 INFO L231 Difference]: Finished difference. Result has 162 places, 164 transitions, 386 flow [2023-08-29 19:18:01,677 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1212, PETRI_DIFFERENCE_MINUEND_FLOW=378, PETRI_DIFFERENCE_MINUEND_PLACES=157, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=164, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=160, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=386, PETRI_PLACES=162, PETRI_TRANSITIONS=164} [2023-08-29 19:18:01,678 INFO L281 CegarLoopForPetriNet]: 218 programPoint places, -56 predicate places. [2023-08-29 19:18:01,678 INFO L495 AbstractCegarLoop]: Abstraction has has 162 places, 164 transitions, 386 flow [2023-08-29 19:18:01,679 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 579.8333333333334) internal successors, (3479), 6 states have internal predecessors, (3479), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:18:01,679 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:18:01,680 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 19:18:01,680 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-08-29 19:18:01,680 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting thread1Err4ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 160 more)] === [2023-08-29 19:18:01,680 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:18:01,680 INFO L85 PathProgramCache]: Analyzing trace with hash -1920535563, now seen corresponding path program 1 times [2023-08-29 19:18:01,681 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:18:01,681 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1389676281] [2023-08-29 19:18:01,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:18:01,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:18:01,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:18:01,703 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-08-29 19:18:01,704 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:18:01,704 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1389676281] [2023-08-29 19:18:01,704 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1389676281] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:18:01,704 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:18:01,704 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-29 19:18:01,705 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1981798876] [2023-08-29 19:18:01,705 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:18:01,705 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-29 19:18:01,705 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:18:01,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-29 19:18:01,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-29 19:18:01,733 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 560 out of 1212 [2023-08-29 19:18:01,734 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 162 places, 164 transitions, 386 flow. Second operand has 3 states, 3 states have (on average 563.0) internal successors, (1689), 3 states have internal predecessors, (1689), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:18:01,735 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:18:01,735 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 560 of 1212 [2023-08-29 19:18:01,735 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:18:02,464 INFO L130 PetriNetUnfolder]: 3682/8007 cut-off events. [2023-08-29 19:18:02,464 INFO L131 PetriNetUnfolder]: For 1400/1400 co-relation queries the response was YES. [2023-08-29 19:18:02,484 INFO L83 FinitePrefix]: Finished finitePrefix Result has 15589 conditions, 8007 events. 3682/8007 cut-off events. For 1400/1400 co-relation queries the response was YES. Maximal size of possible extension queue 222. Compared 59396 event pairs, 796 based on Foata normal form. 0/7407 useless extension candidates. Maximal degree in co-relation 15582. Up to 5406 conditions per place. [2023-08-29 19:18:02,512 INFO L137 encePairwiseOnDemand]: 1196/1212 looper letters, 122 selfloop transitions, 6 changer transitions 0/189 dead transitions. [2023-08-29 19:18:02,512 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 154 places, 189 transitions, 696 flow [2023-08-29 19:18:02,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-29 19:18:02,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-29 19:18:02,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1812 transitions. [2023-08-29 19:18:02,517 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.49834983498349833 [2023-08-29 19:18:02,517 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1812 transitions. [2023-08-29 19:18:02,517 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1812 transitions. [2023-08-29 19:18:02,518 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:18:02,518 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1812 transitions. [2023-08-29 19:18:02,521 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 604.0) internal successors, (1812), 3 states have internal predecessors, (1812), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:18:02,526 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 1212.0) internal successors, (4848), 4 states have internal predecessors, (4848), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:18:02,527 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 1212.0) internal successors, (4848), 4 states have internal predecessors, (4848), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:18:02,527 INFO L175 Difference]: Start difference. First operand has 162 places, 164 transitions, 386 flow. Second operand 3 states and 1812 transitions. [2023-08-29 19:18:02,527 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 154 places, 189 transitions, 696 flow [2023-08-29 19:18:02,532 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 150 places, 189 transitions, 687 flow, removed 0 selfloop flow, removed 4 redundant places. [2023-08-29 19:18:02,534 INFO L231 Difference]: Finished difference. Result has 151 places, 160 transitions, 401 flow [2023-08-29 19:18:02,534 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1212, PETRI_DIFFERENCE_MINUEND_FLOW=359, PETRI_DIFFERENCE_MINUEND_PLACES=148, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=154, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=148, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=401, PETRI_PLACES=151, PETRI_TRANSITIONS=160} [2023-08-29 19:18:02,535 INFO L281 CegarLoopForPetriNet]: 218 programPoint places, -67 predicate places. [2023-08-29 19:18:02,535 INFO L495 AbstractCegarLoop]: Abstraction has has 151 places, 160 transitions, 401 flow [2023-08-29 19:18:02,535 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 563.0) internal successors, (1689), 3 states have internal predecessors, (1689), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:18:02,535 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:18:02,536 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 19:18:02,536 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-08-29 19:18:02,536 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting thread1Err6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 160 more)] === [2023-08-29 19:18:02,536 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:18:02,536 INFO L85 PathProgramCache]: Analyzing trace with hash 690627542, now seen corresponding path program 1 times [2023-08-29 19:18:02,537 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:18:02,537 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1375380112] [2023-08-29 19:18:02,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:18:02,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:18:02,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:18:02,828 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-08-29 19:18:02,829 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:18:02,829 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1375380112] [2023-08-29 19:18:02,829 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1375380112] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:18:02,829 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:18:02,829 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-29 19:18:02,830 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [13712763] [2023-08-29 19:18:02,830 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:18:02,830 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-29 19:18:02,830 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:18:02,831 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-29 19:18:02,831 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-29 19:18:03,366 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 577 out of 1212 [2023-08-29 19:18:03,368 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 151 places, 160 transitions, 401 flow. Second operand has 6 states, 6 states have (on average 579.3333333333334) internal successors, (3476), 6 states have internal predecessors, (3476), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:18:03,368 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:18:03,368 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 577 of 1212 [2023-08-29 19:18:03,368 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:18:04,634 INFO L130 PetriNetUnfolder]: 4621/9475 cut-off events. [2023-08-29 19:18:04,635 INFO L131 PetriNetUnfolder]: For 557/557 co-relation queries the response was YES. [2023-08-29 19:18:04,650 INFO L83 FinitePrefix]: Finished finitePrefix Result has 18084 conditions, 9475 events. 4621/9475 cut-off events. For 557/557 co-relation queries the response was YES. Maximal size of possible extension queue 241. Compared 68352 event pairs, 2743 based on Foata normal form. 0/8878 useless extension candidates. Maximal degree in co-relation 18077. Up to 5596 conditions per place. [2023-08-29 19:18:04,675 INFO L137 encePairwiseOnDemand]: 1206/1212 looper letters, 397 selfloop transitions, 5 changer transitions 0/463 dead transitions. [2023-08-29 19:18:04,675 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 155 places, 463 transitions, 1959 flow [2023-08-29 19:18:04,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-29 19:18:04,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-29 19:18:04,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 3835 transitions. [2023-08-29 19:18:04,685 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5273652365236524 [2023-08-29 19:18:04,685 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 3835 transitions. [2023-08-29 19:18:04,685 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 3835 transitions. [2023-08-29 19:18:04,687 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:18:04,687 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 3835 transitions. [2023-08-29 19:18:04,693 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 639.1666666666666) internal successors, (3835), 6 states have internal predecessors, (3835), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:18:04,702 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 1212.0) internal successors, (8484), 7 states have internal predecessors, (8484), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:18:04,703 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 1212.0) internal successors, (8484), 7 states have internal predecessors, (8484), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:18:04,703 INFO L175 Difference]: Start difference. First operand has 151 places, 160 transitions, 401 flow. Second operand 6 states and 3835 transitions. [2023-08-29 19:18:04,703 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 155 places, 463 transitions, 1959 flow [2023-08-29 19:18:04,707 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 155 places, 463 transitions, 1959 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-29 19:18:04,710 INFO L231 Difference]: Finished difference. Result has 155 places, 159 transitions, 409 flow [2023-08-29 19:18:04,711 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1212, PETRI_DIFFERENCE_MINUEND_FLOW=399, PETRI_DIFFERENCE_MINUEND_PLACES=150, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=159, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=154, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=409, PETRI_PLACES=155, PETRI_TRANSITIONS=159} [2023-08-29 19:18:04,713 INFO L281 CegarLoopForPetriNet]: 218 programPoint places, -63 predicate places. [2023-08-29 19:18:04,713 INFO L495 AbstractCegarLoop]: Abstraction has has 155 places, 159 transitions, 409 flow [2023-08-29 19:18:04,714 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 579.3333333333334) internal successors, (3476), 6 states have internal predecessors, (3476), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:18:04,714 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:18:04,714 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 19:18:04,715 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-08-29 19:18:04,715 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting thread2Err6ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 160 more)] === [2023-08-29 19:18:04,715 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:18:04,715 INFO L85 PathProgramCache]: Analyzing trace with hash -1680449502, now seen corresponding path program 1 times [2023-08-29 19:18:04,715 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:18:04,715 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [689199800] [2023-08-29 19:18:04,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:18:04,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:18:04,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:18:04,985 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-08-29 19:18:04,985 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:18:04,985 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [689199800] [2023-08-29 19:18:04,985 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [689199800] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:18:04,986 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:18:04,986 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-29 19:18:04,986 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [79348672] [2023-08-29 19:18:04,986 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:18:04,986 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-29 19:18:04,987 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:18:04,987 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-29 19:18:04,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-29 19:18:05,389 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 521 out of 1212 [2023-08-29 19:18:05,391 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 155 places, 159 transitions, 409 flow. Second operand has 6 states, 6 states have (on average 523.6666666666666) internal successors, (3142), 6 states have internal predecessors, (3142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:18:05,391 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:18:05,391 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 521 of 1212 [2023-08-29 19:18:05,391 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:18:06,292 INFO L130 PetriNetUnfolder]: 4673/8522 cut-off events. [2023-08-29 19:18:06,293 INFO L131 PetriNetUnfolder]: For 421/423 co-relation queries the response was YES. [2023-08-29 19:18:06,316 INFO L83 FinitePrefix]: Finished finitePrefix Result has 17554 conditions, 8522 events. 4673/8522 cut-off events. For 421/423 co-relation queries the response was YES. Maximal size of possible extension queue 239. Compared 54993 event pairs, 2431 based on Foata normal form. 220/7987 useless extension candidates. Maximal degree in co-relation 17546. Up to 4972 conditions per place. [2023-08-29 19:18:06,343 INFO L137 encePairwiseOnDemand]: 1158/1212 looper letters, 112 selfloop transitions, 50 changer transitions 0/190 dead transitions. [2023-08-29 19:18:06,343 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 151 places, 190 transitions, 807 flow [2023-08-29 19:18:06,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-29 19:18:06,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-29 19:18:06,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 3287 transitions. [2023-08-29 19:18:06,352 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.452007700770077 [2023-08-29 19:18:06,353 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 3287 transitions. [2023-08-29 19:18:06,353 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 3287 transitions. [2023-08-29 19:18:06,355 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:18:06,355 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 3287 transitions. [2023-08-29 19:18:06,361 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 547.8333333333334) internal successors, (3287), 6 states have internal predecessors, (3287), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:18:06,371 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 1212.0) internal successors, (8484), 7 states have internal predecessors, (8484), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:18:06,373 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 1212.0) internal successors, (8484), 7 states have internal predecessors, (8484), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:18:06,373 INFO L175 Difference]: Start difference. First operand has 155 places, 159 transitions, 409 flow. Second operand 6 states and 3287 transitions. [2023-08-29 19:18:06,373 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 151 places, 190 transitions, 807 flow [2023-08-29 19:18:06,377 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 146 places, 190 transitions, 789 flow, removed 0 selfloop flow, removed 5 redundant places. [2023-08-29 19:18:06,379 INFO L231 Difference]: Finished difference. Result has 146 places, 150 transitions, 481 flow [2023-08-29 19:18:06,379 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1212, PETRI_DIFFERENCE_MINUEND_FLOW=381, PETRI_DIFFERENCE_MINUEND_PLACES=141, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=150, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=50, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=100, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=481, PETRI_PLACES=146, PETRI_TRANSITIONS=150} [2023-08-29 19:18:06,380 INFO L281 CegarLoopForPetriNet]: 218 programPoint places, -72 predicate places. [2023-08-29 19:18:06,380 INFO L495 AbstractCegarLoop]: Abstraction has has 146 places, 150 transitions, 481 flow [2023-08-29 19:18:06,381 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 523.6666666666666) internal successors, (3142), 6 states have internal predecessors, (3142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:18:06,381 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-29 19:18:06,381 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 19:18:06,382 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-08-29 19:18:06,382 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 160 more)] === [2023-08-29 19:18:06,382 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-29 19:18:06,382 INFO L85 PathProgramCache]: Analyzing trace with hash -580095518, now seen corresponding path program 1 times [2023-08-29 19:18:06,382 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-29 19:18:06,385 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [602110344] [2023-08-29 19:18:06,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-29 19:18:06,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-29 19:18:06,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-29 19:18:06,662 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-08-29 19:18:06,662 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-29 19:18:06,663 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [602110344] [2023-08-29 19:18:06,663 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [602110344] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-29 19:18:06,663 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-29 19:18:06,663 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-08-29 19:18:06,663 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1620877896] [2023-08-29 19:18:06,663 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-29 19:18:06,664 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-29 19:18:06,664 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-29 19:18:06,665 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-29 19:18:06,665 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-08-29 19:18:07,149 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 578 out of 1212 [2023-08-29 19:18:07,151 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 146 places, 150 transitions, 481 flow. Second operand has 6 states, 6 states have (on average 580.3333333333334) internal successors, (3482), 6 states have internal predecessors, (3482), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:18:07,151 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-29 19:18:07,151 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 578 of 1212 [2023-08-29 19:18:07,152 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-29 19:18:08,184 INFO L130 PetriNetUnfolder]: 3895/7962 cut-off events. [2023-08-29 19:18:08,184 INFO L131 PetriNetUnfolder]: For 594/596 co-relation queries the response was YES. [2023-08-29 19:18:08,197 INFO L83 FinitePrefix]: Finished finitePrefix Result has 17069 conditions, 7962 events. 3895/7962 cut-off events. For 594/596 co-relation queries the response was YES. Maximal size of possible extension queue 228. Compared 56990 event pairs, 2629 based on Foata normal form. 0/7384 useless extension candidates. Maximal degree in co-relation 17061. Up to 5342 conditions per place. [2023-08-29 19:18:08,202 INFO L137 encePairwiseOnDemand]: 1207/1212 looper letters, 0 selfloop transitions, 0 changer transitions 457/457 dead transitions. [2023-08-29 19:18:08,202 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 150 places, 457 transitions, 2275 flow [2023-08-29 19:18:08,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-08-29 19:18:08,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-08-29 19:18:08,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 3829 transitions. [2023-08-29 19:18:08,211 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5265401540154016 [2023-08-29 19:18:08,211 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 3829 transitions. [2023-08-29 19:18:08,211 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 3829 transitions. [2023-08-29 19:18:08,213 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-29 19:18:08,213 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 3829 transitions. [2023-08-29 19:18:08,220 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 638.1666666666666) internal successors, (3829), 6 states have internal predecessors, (3829), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:18:08,228 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 1212.0) internal successors, (8484), 7 states have internal predecessors, (8484), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:18:08,230 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 1212.0) internal successors, (8484), 7 states have internal predecessors, (8484), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:18:08,230 INFO L175 Difference]: Start difference. First operand has 146 places, 150 transitions, 481 flow. Second operand 6 states and 3829 transitions. [2023-08-29 19:18:08,230 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 150 places, 457 transitions, 2275 flow [2023-08-29 19:18:08,241 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 145 places, 457 transitions, 1999 flow, removed 0 selfloop flow, removed 5 redundant places. [2023-08-29 19:18:08,243 INFO L231 Difference]: Finished difference. Result has 145 places, 0 transitions, 0 flow [2023-08-29 19:18:08,244 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=1212, PETRI_DIFFERENCE_MINUEND_FLOW=379, PETRI_DIFFERENCE_MINUEND_PLACES=140, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=149, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=149, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=0, PETRI_PLACES=145, PETRI_TRANSITIONS=0} [2023-08-29 19:18:08,244 INFO L281 CegarLoopForPetriNet]: 218 programPoint places, -73 predicate places. [2023-08-29 19:18:08,244 INFO L495 AbstractCegarLoop]: Abstraction has has 145 places, 0 transitions, 0 flow [2023-08-29 19:18:08,245 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 580.3333333333334) internal successors, (3482), 6 states have internal predecessors, (3482), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-29 19:18:08,248 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (163 of 164 remaining) [2023-08-29 19:18:08,248 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (162 of 164 remaining) [2023-08-29 19:18:08,249 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (161 of 164 remaining) [2023-08-29 19:18:08,249 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (160 of 164 remaining) [2023-08-29 19:18:08,249 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (159 of 164 remaining) [2023-08-29 19:18:08,249 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (158 of 164 remaining) [2023-08-29 19:18:08,250 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (157 of 164 remaining) [2023-08-29 19:18:08,250 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (156 of 164 remaining) [2023-08-29 19:18:08,250 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (155 of 164 remaining) [2023-08-29 19:18:08,250 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err36ASSERT_VIOLATIONDATA_RACE (154 of 164 remaining) [2023-08-29 19:18:08,250 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (153 of 164 remaining) [2023-08-29 19:18:08,251 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err37ASSERT_VIOLATIONDATA_RACE (152 of 164 remaining) [2023-08-29 19:18:08,251 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err44ASSERT_VIOLATIONDATA_RACE (151 of 164 remaining) [2023-08-29 19:18:08,251 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (150 of 164 remaining) [2023-08-29 19:18:08,251 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err45ASSERT_VIOLATIONDATA_RACE (149 of 164 remaining) [2023-08-29 19:18:08,251 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err52ASSERT_VIOLATIONDATA_RACE (148 of 164 remaining) [2023-08-29 19:18:08,252 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err38ASSERT_VIOLATIONDATA_RACE (147 of 164 remaining) [2023-08-29 19:18:08,252 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (146 of 164 remaining) [2023-08-29 19:18:08,252 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err39ASSERT_VIOLATIONDATA_RACE (145 of 164 remaining) [2023-08-29 19:18:08,252 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err53ASSERT_VIOLATIONDATA_RACE (144 of 164 remaining) [2023-08-29 19:18:08,252 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err60ASSERT_VIOLATIONDATA_RACE (143 of 164 remaining) [2023-08-29 19:18:08,252 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err46ASSERT_VIOLATIONDATA_RACE (142 of 164 remaining) [2023-08-29 19:18:08,252 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (141 of 164 remaining) [2023-08-29 19:18:08,253 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err40ASSERT_VIOLATIONDATA_RACE (140 of 164 remaining) [2023-08-29 19:18:08,253 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err47ASSERT_VIOLATIONDATA_RACE (139 of 164 remaining) [2023-08-29 19:18:08,253 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err61ASSERT_VIOLATIONDATA_RACE (138 of 164 remaining) [2023-08-29 19:18:08,253 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (137 of 164 remaining) [2023-08-29 19:18:08,253 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err54ASSERT_VIOLATIONDATA_RACE (136 of 164 remaining) [2023-08-29 19:18:08,253 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err41ASSERT_VIOLATIONDATA_RACE (135 of 164 remaining) [2023-08-29 19:18:08,254 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err48ASSERT_VIOLATIONDATA_RACE (134 of 164 remaining) [2023-08-29 19:18:08,254 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err55ASSERT_VIOLATIONDATA_RACE (133 of 164 remaining) [2023-08-29 19:18:08,254 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err62ASSERT_VIOLATIONDATA_RACE (132 of 164 remaining) [2023-08-29 19:18:08,254 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err49ASSERT_VIOLATIONDATA_RACE (131 of 164 remaining) [2023-08-29 19:18:08,254 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err56ASSERT_VIOLATIONDATA_RACE (130 of 164 remaining) [2023-08-29 19:18:08,254 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err63ASSERT_VIOLATIONDATA_RACE (129 of 164 remaining) [2023-08-29 19:18:08,255 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (128 of 164 remaining) [2023-08-29 19:18:08,255 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err42ASSERT_VIOLATIONDATA_RACE (127 of 164 remaining) [2023-08-29 19:18:08,255 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err57ASSERT_VIOLATIONDATA_RACE (126 of 164 remaining) [2023-08-29 19:18:08,255 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err64ASSERT_VIOLATIONDATA_RACE (125 of 164 remaining) [2023-08-29 19:18:08,255 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (124 of 164 remaining) [2023-08-29 19:18:08,255 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err50ASSERT_VIOLATIONDATA_RACE (123 of 164 remaining) [2023-08-29 19:18:08,255 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err65ASSERT_VIOLATIONDATA_RACE (122 of 164 remaining) [2023-08-29 19:18:08,256 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err43ASSERT_VIOLATIONDATA_RACE (121 of 164 remaining) [2023-08-29 19:18:08,256 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err58ASSERT_VIOLATIONDATA_RACE (120 of 164 remaining) [2023-08-29 19:18:08,256 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err51ASSERT_VIOLATIONDATA_RACE (119 of 164 remaining) [2023-08-29 19:18:08,256 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err66ASSERT_VIOLATIONDATA_RACE (118 of 164 remaining) [2023-08-29 19:18:08,256 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (117 of 164 remaining) [2023-08-29 19:18:08,256 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err59ASSERT_VIOLATIONDATA_RACE (116 of 164 remaining) [2023-08-29 19:18:08,257 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err67ASSERT_VIOLATIONDATA_RACE (115 of 164 remaining) [2023-08-29 19:18:08,257 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (114 of 164 remaining) [2023-08-29 19:18:08,257 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (113 of 164 remaining) [2023-08-29 19:18:08,257 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (112 of 164 remaining) [2023-08-29 19:18:08,257 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (111 of 164 remaining) [2023-08-29 19:18:08,257 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (110 of 164 remaining) [2023-08-29 19:18:08,258 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (109 of 164 remaining) [2023-08-29 19:18:08,258 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (108 of 164 remaining) [2023-08-29 19:18:08,258 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (107 of 164 remaining) [2023-08-29 19:18:08,258 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (106 of 164 remaining) [2023-08-29 19:18:08,258 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (105 of 164 remaining) [2023-08-29 19:18:08,258 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (104 of 164 remaining) [2023-08-29 19:18:08,259 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (103 of 164 remaining) [2023-08-29 19:18:08,259 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err21ASSERT_VIOLATIONDATA_RACE (102 of 164 remaining) [2023-08-29 19:18:08,259 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err22ASSERT_VIOLATIONDATA_RACE (101 of 164 remaining) [2023-08-29 19:18:08,259 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err23ASSERT_VIOLATIONDATA_RACE (100 of 164 remaining) [2023-08-29 19:18:08,259 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err24ASSERT_VIOLATIONDATA_RACE (99 of 164 remaining) [2023-08-29 19:18:08,259 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err25ASSERT_VIOLATIONDATA_RACE (98 of 164 remaining) [2023-08-29 19:18:08,259 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err26ASSERT_VIOLATIONDATA_RACE (97 of 164 remaining) [2023-08-29 19:18:08,260 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err27ASSERT_VIOLATIONDATA_RACE (96 of 164 remaining) [2023-08-29 19:18:08,260 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err28ASSERT_VIOLATIONDATA_RACE (95 of 164 remaining) [2023-08-29 19:18:08,260 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err29ASSERT_VIOLATIONDATA_RACE (94 of 164 remaining) [2023-08-29 19:18:08,260 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err30ASSERT_VIOLATIONDATA_RACE (93 of 164 remaining) [2023-08-29 19:18:08,260 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err31ASSERT_VIOLATIONDATA_RACE (92 of 164 remaining) [2023-08-29 19:18:08,260 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err32ASSERT_VIOLATIONDATA_RACE (91 of 164 remaining) [2023-08-29 19:18:08,261 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err33ASSERT_VIOLATIONDATA_RACE (90 of 164 remaining) [2023-08-29 19:18:08,261 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err34ASSERT_VIOLATIONDATA_RACE (89 of 164 remaining) [2023-08-29 19:18:08,261 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err35ASSERT_VIOLATIONDATA_RACE (88 of 164 remaining) [2023-08-29 19:18:08,261 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (87 of 164 remaining) [2023-08-29 19:18:08,261 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (86 of 164 remaining) [2023-08-29 19:18:08,261 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (85 of 164 remaining) [2023-08-29 19:18:08,261 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (84 of 164 remaining) [2023-08-29 19:18:08,262 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (83 of 164 remaining) [2023-08-29 19:18:08,262 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (82 of 164 remaining) [2023-08-29 19:18:08,262 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (81 of 164 remaining) [2023-08-29 19:18:08,262 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (80 of 164 remaining) [2023-08-29 19:18:08,262 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (79 of 164 remaining) [2023-08-29 19:18:08,262 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (78 of 164 remaining) [2023-08-29 19:18:08,263 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (77 of 164 remaining) [2023-08-29 19:18:08,263 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (76 of 164 remaining) [2023-08-29 19:18:08,263 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (75 of 164 remaining) [2023-08-29 19:18:08,263 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (74 of 164 remaining) [2023-08-29 19:18:08,263 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (73 of 164 remaining) [2023-08-29 19:18:08,263 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (72 of 164 remaining) [2023-08-29 19:18:08,263 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err4ASSERT_VIOLATIONDATA_RACE (71 of 164 remaining) [2023-08-29 19:18:08,264 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err5ASSERT_VIOLATIONDATA_RACE (70 of 164 remaining) [2023-08-29 19:18:08,264 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err6ASSERT_VIOLATIONDATA_RACE (69 of 164 remaining) [2023-08-29 19:18:08,264 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err7ASSERT_VIOLATIONDATA_RACE (68 of 164 remaining) [2023-08-29 19:18:08,264 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (67 of 164 remaining) [2023-08-29 19:18:08,264 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err36ASSERT_VIOLATIONDATA_RACE (66 of 164 remaining) [2023-08-29 19:18:08,264 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (65 of 164 remaining) [2023-08-29 19:18:08,265 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err37ASSERT_VIOLATIONDATA_RACE (64 of 164 remaining) [2023-08-29 19:18:08,265 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err44ASSERT_VIOLATIONDATA_RACE (63 of 164 remaining) [2023-08-29 19:18:08,265 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (62 of 164 remaining) [2023-08-29 19:18:08,265 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err45ASSERT_VIOLATIONDATA_RACE (61 of 164 remaining) [2023-08-29 19:18:08,265 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err52ASSERT_VIOLATIONDATA_RACE (60 of 164 remaining) [2023-08-29 19:18:08,265 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err38ASSERT_VIOLATIONDATA_RACE (59 of 164 remaining) [2023-08-29 19:18:08,266 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (58 of 164 remaining) [2023-08-29 19:18:08,266 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err39ASSERT_VIOLATIONDATA_RACE (57 of 164 remaining) [2023-08-29 19:18:08,266 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err53ASSERT_VIOLATIONDATA_RACE (56 of 164 remaining) [2023-08-29 19:18:08,266 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err60ASSERT_VIOLATIONDATA_RACE (55 of 164 remaining) [2023-08-29 19:18:08,266 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err46ASSERT_VIOLATIONDATA_RACE (54 of 164 remaining) [2023-08-29 19:18:08,266 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err4ASSERT_VIOLATIONDATA_RACE (53 of 164 remaining) [2023-08-29 19:18:08,266 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err40ASSERT_VIOLATIONDATA_RACE (52 of 164 remaining) [2023-08-29 19:18:08,267 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err47ASSERT_VIOLATIONDATA_RACE (51 of 164 remaining) [2023-08-29 19:18:08,267 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err61ASSERT_VIOLATIONDATA_RACE (50 of 164 remaining) [2023-08-29 19:18:08,267 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err5ASSERT_VIOLATIONDATA_RACE (49 of 164 remaining) [2023-08-29 19:18:08,267 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err54ASSERT_VIOLATIONDATA_RACE (48 of 164 remaining) [2023-08-29 19:18:08,267 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err41ASSERT_VIOLATIONDATA_RACE (47 of 164 remaining) [2023-08-29 19:18:08,267 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err48ASSERT_VIOLATIONDATA_RACE (46 of 164 remaining) [2023-08-29 19:18:08,268 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err55ASSERT_VIOLATIONDATA_RACE (45 of 164 remaining) [2023-08-29 19:18:08,268 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err62ASSERT_VIOLATIONDATA_RACE (44 of 164 remaining) [2023-08-29 19:18:08,268 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err49ASSERT_VIOLATIONDATA_RACE (43 of 164 remaining) [2023-08-29 19:18:08,268 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err56ASSERT_VIOLATIONDATA_RACE (42 of 164 remaining) [2023-08-29 19:18:08,268 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err63ASSERT_VIOLATIONDATA_RACE (41 of 164 remaining) [2023-08-29 19:18:08,268 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err6ASSERT_VIOLATIONDATA_RACE (40 of 164 remaining) [2023-08-29 19:18:08,268 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err42ASSERT_VIOLATIONDATA_RACE (39 of 164 remaining) [2023-08-29 19:18:08,269 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err57ASSERT_VIOLATIONDATA_RACE (38 of 164 remaining) [2023-08-29 19:18:08,269 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err64ASSERT_VIOLATIONDATA_RACE (37 of 164 remaining) [2023-08-29 19:18:08,269 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err7ASSERT_VIOLATIONDATA_RACE (36 of 164 remaining) [2023-08-29 19:18:08,269 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err50ASSERT_VIOLATIONDATA_RACE (35 of 164 remaining) [2023-08-29 19:18:08,269 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err65ASSERT_VIOLATIONDATA_RACE (34 of 164 remaining) [2023-08-29 19:18:08,269 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err43ASSERT_VIOLATIONDATA_RACE (33 of 164 remaining) [2023-08-29 19:18:08,270 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err58ASSERT_VIOLATIONDATA_RACE (32 of 164 remaining) [2023-08-29 19:18:08,270 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err51ASSERT_VIOLATIONDATA_RACE (31 of 164 remaining) [2023-08-29 19:18:08,270 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err66ASSERT_VIOLATIONDATA_RACE (30 of 164 remaining) [2023-08-29 19:18:08,270 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err8ASSERT_VIOLATIONDATA_RACE (29 of 164 remaining) [2023-08-29 19:18:08,270 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err59ASSERT_VIOLATIONDATA_RACE (28 of 164 remaining) [2023-08-29 19:18:08,270 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err67ASSERT_VIOLATIONDATA_RACE (27 of 164 remaining) [2023-08-29 19:18:08,271 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err9ASSERT_VIOLATIONDATA_RACE (26 of 164 remaining) [2023-08-29 19:18:08,271 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err10ASSERT_VIOLATIONDATA_RACE (25 of 164 remaining) [2023-08-29 19:18:08,271 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err11ASSERT_VIOLATIONDATA_RACE (24 of 164 remaining) [2023-08-29 19:18:08,271 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err12ASSERT_VIOLATIONDATA_RACE (23 of 164 remaining) [2023-08-29 19:18:08,271 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err13ASSERT_VIOLATIONDATA_RACE (22 of 164 remaining) [2023-08-29 19:18:08,271 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err14ASSERT_VIOLATIONDATA_RACE (21 of 164 remaining) [2023-08-29 19:18:08,271 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err15ASSERT_VIOLATIONDATA_RACE (20 of 164 remaining) [2023-08-29 19:18:08,272 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err16ASSERT_VIOLATIONDATA_RACE (19 of 164 remaining) [2023-08-29 19:18:08,272 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err17ASSERT_VIOLATIONDATA_RACE (18 of 164 remaining) [2023-08-29 19:18:08,272 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err18ASSERT_VIOLATIONDATA_RACE (17 of 164 remaining) [2023-08-29 19:18:08,272 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err19ASSERT_VIOLATIONDATA_RACE (16 of 164 remaining) [2023-08-29 19:18:08,272 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err20ASSERT_VIOLATIONDATA_RACE (15 of 164 remaining) [2023-08-29 19:18:08,272 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err21ASSERT_VIOLATIONDATA_RACE (14 of 164 remaining) [2023-08-29 19:18:08,273 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err22ASSERT_VIOLATIONDATA_RACE (13 of 164 remaining) [2023-08-29 19:18:08,273 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err23ASSERT_VIOLATIONDATA_RACE (12 of 164 remaining) [2023-08-29 19:18:08,273 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err24ASSERT_VIOLATIONDATA_RACE (11 of 164 remaining) [2023-08-29 19:18:08,273 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err25ASSERT_VIOLATIONDATA_RACE (10 of 164 remaining) [2023-08-29 19:18:08,273 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err26ASSERT_VIOLATIONDATA_RACE (9 of 164 remaining) [2023-08-29 19:18:08,273 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err27ASSERT_VIOLATIONDATA_RACE (8 of 164 remaining) [2023-08-29 19:18:08,273 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err28ASSERT_VIOLATIONDATA_RACE (7 of 164 remaining) [2023-08-29 19:18:08,274 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err29ASSERT_VIOLATIONDATA_RACE (6 of 164 remaining) [2023-08-29 19:18:08,274 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err30ASSERT_VIOLATIONDATA_RACE (5 of 164 remaining) [2023-08-29 19:18:08,274 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err31ASSERT_VIOLATIONDATA_RACE (4 of 164 remaining) [2023-08-29 19:18:08,274 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err32ASSERT_VIOLATIONDATA_RACE (3 of 164 remaining) [2023-08-29 19:18:08,274 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err33ASSERT_VIOLATIONDATA_RACE (2 of 164 remaining) [2023-08-29 19:18:08,274 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err34ASSERT_VIOLATIONDATA_RACE (1 of 164 remaining) [2023-08-29 19:18:08,275 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err35ASSERT_VIOLATIONDATA_RACE (0 of 164 remaining) [2023-08-29 19:18:08,275 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-08-29 19:18:08,275 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-29 19:18:08,281 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-08-29 19:18:08,281 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-08-29 19:18:08,284 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.08 07:18:08 BasicIcfg [2023-08-29 19:18:08,285 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-08-29 19:18:08,285 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-08-29 19:18:08,285 INFO L271 PluginConnector]: Initializing Witness Printer... [2023-08-29 19:18:08,285 INFO L275 PluginConnector]: Witness Printer initialized [2023-08-29 19:18:08,286 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 07:17:44" (3/4) ... [2023-08-29 19:18:08,288 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-08-29 19:18:08,293 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2023-08-29 19:18:08,293 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2023-08-29 19:18:08,297 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2023-08-29 19:18:08,297 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-08-29 19:18:08,297 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-08-29 19:18:08,298 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-08-29 19:18:08,329 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2023-08-29 19:18:08,330 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-08-29 19:18:08,330 INFO L158 Benchmark]: Toolchain (without parser) took 24976.84ms. Allocated memory was 81.8MB in the beginning and 1.6GB in the end (delta: 1.5GB). Free memory was 61.8MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 402.0MB. Max. memory is 16.1GB. [2023-08-29 19:18:08,330 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 65.0MB. Free memory was 43.2MB in the beginning and 43.1MB in the end (delta: 98.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 19:18:08,331 INFO L158 Benchmark]: CACSL2BoogieTranslator took 297.24ms. Allocated memory is still 81.8MB. Free memory was 61.6MB in the beginning and 48.0MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-29 19:18:08,331 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.34ms. Allocated memory is still 81.8MB. Free memory was 48.0MB in the beginning and 44.0MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-29 19:18:08,331 INFO L158 Benchmark]: Boogie Preprocessor took 51.13ms. Allocated memory is still 81.8MB. Free memory was 44.0MB in the beginning and 60.9MB in the end (delta: -16.8MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. [2023-08-29 19:18:08,331 INFO L158 Benchmark]: RCFGBuilder took 905.05ms. Allocated memory is still 81.8MB. Free memory was 60.9MB in the beginning and 45.8MB in the end (delta: 15.1MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-08-29 19:18:08,332 INFO L158 Benchmark]: TraceAbstraction took 23596.09ms. Allocated memory was 81.8MB in the beginning and 1.6GB in the end (delta: 1.5GB). Free memory was 45.0MB in the beginning and 1.2GB in the end (delta: -1.2GB). Peak memory consumption was 780.0MB. Max. memory is 16.1GB. [2023-08-29 19:18:08,332 INFO L158 Benchmark]: Witness Printer took 44.58ms. Allocated memory is still 1.6GB. Free memory was 1.2GB in the beginning and 1.2GB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-29 19:18:08,333 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 65.0MB. Free memory was 43.2MB in the beginning and 43.1MB in the end (delta: 98.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 297.24ms. Allocated memory is still 81.8MB. Free memory was 61.6MB in the beginning and 48.0MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.34ms. Allocated memory is still 81.8MB. Free memory was 48.0MB in the beginning and 44.0MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.13ms. Allocated memory is still 81.8MB. Free memory was 44.0MB in the beginning and 60.9MB in the end (delta: -16.8MB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. * RCFGBuilder took 905.05ms. Allocated memory is still 81.8MB. Free memory was 60.9MB in the beginning and 45.8MB in the end (delta: 15.1MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * TraceAbstraction took 23596.09ms. Allocated memory was 81.8MB in the beginning and 1.6GB in the end (delta: 1.5GB). Free memory was 45.0MB in the beginning and 1.2GB in the end (delta: -1.2GB). Peak memory consumption was 780.0MB. Max. memory is 16.1GB. * Witness Printer took 44.58ms. Allocated memory is still 1.6GB. Free memory was 1.2GB in the beginning and 1.2GB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 9.6s, 570 PlacesBefore, 218 PlacesAfterwards, 596 TransitionsBefore, 230 TransitionsAfterwards, 59800 CoEnabledTransitionPairs, 8 FixpointIterations, 112 TrivialSequentialCompositions, 390 ConcurrentSequentialCompositions, 9 TrivialYvCompositions, 74 ConcurrentYvCompositions, 14 ChoiceCompositions, 599 TotalNumberOfCompositions, 240724 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 67061, independent: 64643, independent conditional: 0, independent unconditional: 64643, dependent: 2418, dependent conditional: 0, dependent unconditional: 2418, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 33325, independent: 32927, independent conditional: 0, independent unconditional: 32927, dependent: 398, dependent conditional: 0, dependent unconditional: 398, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 67061, independent: 31716, independent conditional: 0, independent unconditional: 31716, dependent: 2020, dependent conditional: 0, dependent unconditional: 2020, unknown: 33325, unknown conditional: 0, unknown unconditional: 33325] , Statistics on independence cache: Total cache size (in pairs): 2565, Positive cache size: 2349, Positive conditional cache size: 0, Positive unconditional cache size: 2349, Negative cache size: 216, Negative conditional cache size: 0, Negative unconditional cache size: 216, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 - PositiveResult [Line: 49]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 76]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 81]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 82]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 86]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 60]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 87]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 91]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 82]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 82]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 87]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 83]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 87]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 83]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 88]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 92]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 88]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 61]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 83]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 88]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 83]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 88]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 93]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 63]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 64]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 66]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 66]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 66]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 67]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 69]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 69]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 69]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 72]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 73]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 103]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 104]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 105]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 106]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 106]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 126]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 111]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 112]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 114]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 114]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 1024 locations, 164 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 23.4s, OverallIterations: 10, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 11.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 9.9s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2713 SdHoareTripleChecker+Valid, 4.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1780 mSDsluCounter, 132 SdHoareTripleChecker+Invalid, 3.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 956 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5768 IncrementalHoareTripleChecker+Invalid, 6724 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 956 mSolverCounterUnsat, 132 mSDtfsCounter, 5768 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 32 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=481occurred in iteration=9, InterpolantAutomatonStates: 41, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 112 NumberOfCodeBlocks, 112 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 102 ConstructedInterpolants, 0 QuantifiedInterpolants, 520 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 5/5 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 86 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2023-08-29 19:18:08,364 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE